01Download PDFs with smart fallback chain from Semantic Scholar, arXiv, CORE, bioRxiv/medRxiv, and optional Sci-Hub
02Extract full-text content from downloaded PDFs for reading and analysis
03Access paper details with TLDR summaries, BibTeX, and venue metadata
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05Search across 214M+ papers with filters (year, venue, field of study, citation count, open access)
06Traverse citation graphs (papers citing, papers referenced) and get recommendations for similar papers